1. University Department of Medicine and Division of Infectious Diseases and Hospital Epidemiology, Kantonsspital Baselland, University of Basel, 4101 Bruderholz, Switzerland
2. Division of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich, Rämistr. 100, University of Zurich, 8091 Zurich, Switzerland
3. Division of Infectious Diseases, University Hospital Geneva, University of Geneva, Rue Gabrielle-Perret-Gentil 4, 1205 Geneva, Switzerland
4. Department of Nuclear Medicine, Cardiac Imaging, University Hospital Zurich, Rämistr. 100, University of Zurich, 8091 Zurich, Switzerland
5. Division of Cardiology, University Hospital Geneva, University of Geneva, Rue Gabrielle-Perret-Gentil 4, 1205 Geneva, Switzerland